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1/8 www.rohm.com 2011.07 - rev.c ? 2011 rohm co., ltd. all rights reserved. compact high accuracy temperature sensor ics thermostat output temperature ics with variable detection temperature bde 0g series description low quiescent current (16a), high accuracy thermostat (temperature switch) ics. built in temperature sensor, reference voltage regulator, d/a converter, and compar ator. detecting temperature by itself, os terminal state is changed at logically. open drain output (active l ) is available in bde 0g series. features 1) detection temperature range +55 +115 by 6 products. 2) 5 step selectable detection temperature with ctrl. 3) hysteresis temperature (typically 10 ) 4) high accuracy analog output (typically 3.5 @ta=30) 5) analog output temperature sensitivity (typically -10.8mv/ ) 6) low supply current (typically 16a) 7) small package (typically 2.90mm2.80mm1.25mm) 8) esd rating 8kv (hbm) 9) excellent ripple rejection characteristic applications thermal protection for electrical equipment (notebook pc, ce ll phone, fpd-tv, etc.) fan control for thermal management products line up bde 0 g detection temperature output format package (center temperature) (open drain, active low) (ssop5) 110:110 100:100 090: 90 080: 80 070: 70 060: 60 temperature / output format table ctrl status description ( l : low, o : open, h : high ) product name detection temperature ( ) os output format marking ctrl l h o bde1100g 105 110 115 open drain active l eb bde1000g 95 100 105 open drain active l ec bde0900g 85 90 95 open drain active l ed bde0800g 75 80 85 open drain active l ee bde0700g 65 70 75 open drain active l ef bde0600g 55 60 65 open drain active l eg no.11047jct03
bde 0g series technical note 2/8 www.rohm.com 2011.07 - rev.c ? 2011 rohm co., ltd. all rights reserved. absolute maxi mum ratings ( ta = 25 ) parameters symbol limit unit power supply voltage v dd -0.3 to 7.0 *1 v input voltage ( ctrl ) v in -0.3 to v dd +0.3 v input current ( ctrl ) i in -1.0, +0.1 ma os terminal voltage v os -0.3 to 7.0 v os terminal current i os 5.0 ma power dissipation pd 540 *2 mw storage temperature range t stg -55 to 150 *1. not to exceed pd *2. reduced by 5.40mw for each increase in ta of 1 over 25 ( mounted on 70mm70mm1. 6mm glass-epoxy pcb ) recommended operating condition parameters symbol min. typ. max. unit power supply voltage vdd 2.9 3.0 5.5 v operating temperature range topr -30 - 130 temperature accuracy ( unless otherwise specified, v dd = 3.0v ) parameters symbol limit unit conditions min. typ. max. thermostat ( temperature switch ) detection temperatureaccuracy tacc - 0 4.0 ta = - 2 0 115 detection temperature hyst eresis thys 7.5 10.0 12.5 analog output vtemp temperature accuracy ttemp - - 3.5 ta = 3 0 electrical characteristics ( unless otherwise specified, v dd = 3.0v, ta = 25 ) parameter symbol limits unit conditions min. typ. max. supply current idd - 16.0 20.0 a ctrl = 3.0v analog output vtemp output voltage vtem p 1.716 1.753 1.790 v ta = 30 vtemp temperature sensitivit y vse -10.28 -10.68 -11.08 mv/ ta = -30 to 100 vtemp load regulation S vtemprl - - 1 mv difference of iout : 0a / 2a os output open drain os leakage current il - - 1.0 a os : 5.0v os output voltage vol - - 0.4 v iinos = 1.2ma ctrl input l voltage vil gnd - 0.6 v input h voltage vih 2.4 - vdd v *radiation hardiness is not designed.
bde 0g series technical note 3/8 www.rohm.com 2011.07 - rev.c ? 2011 rohm co., ltd. all rights reserved. lot no. product type package outline pin description pin no. pin name function comment 1 ctrl detection temperature setting refer to 2/7 page for the temperature set. ( temperature / output format table ) 2 gnd ground - 3 vtemp output voltage in inverse proportion to the temperature( typ. -10.68mv/ ) set the open state or connect high impedance input node. 4 vdd power supply - 5 os digital thermostat output open drain type use the pull-up resistor over 10k ? . ssop5 (unit: mm)
bde 0g series technical note 4/8 www.rohm.com 2011.07 - rev.c ? 2011 rohm co., ltd. all rights reserved. equivalence circuit ctrl os vtemp block diagram please don?t connect the pull-down resistor please connect the pull-up resistor over 10k ? . gnd os vdd gnd ctrl vdd gnd vtemp v temp ctrl gnd os vdd + - 1 2 3 5 4 vref temp sensor iref out
bde 0g series technical note 5/8 www.rohm.com 2011.07 - rev.c ? 2011 rohm co., ltd. all rights reserved. functional diagram ( ex. detection temperature 110 ) os output voltage ( vos ) [v] vos temperature hysteresis (10 typical) 110 90 70 50 10 130 -30 30 -10 -50 temperature [ ] 0 analog output voltage ( vtemp ) [v] 1.0 vtemp@30 (1.753v typical) temperature sensitivity (-10.68mv/ typical) 110 90 70 50 10 130 -30 30 -10 -50 temperature [ ] 1.5 2.0 2.5 3.0 0.5
bde 0g series technical note 6/8 www.rohm.com 2011.07 - rev.c ? 2011 rohm co., ltd. all rights reserved. reference data 0 5 10 15 20 25 012345678 vdd [v] idd [ua] -200 -175 -150 -125 -100 -75 -50 -25 0 25 012345 itemp [ua] vtemp [mv] 0.0 0.5 1.0 1.5 2.0 2.5 3.0 -80 -40 0 40 80 120 160 temperature [] vtemp [v] 0.0 0.5 1.0 1.5 2.0 2.5 3.0 012345678 vdd [v] vtemp [v] 0.0 0.5 1.0 1.5 2.0 2.5 3.0 0 5 10 15 20 25 ios [ma] vos[v] fig1. vtemp voltage vs. temperature (temperature sensitivity) fig2. supply current vs. supply voltage fig3. vtemp voltage vs. supply voltage fig4. vtemp voltage vs. output current fig5. os output voltage vs. load current vdd=3v, ta=25 vdd=3v, ta=25 ta = 2 5 ta = 2 5 vdd=3v
bde 0g series technical note 7/8 www.rohm.com 2011.07 - rev.c ? 2011 rohm co., ltd. all rights reserved. notes for use 1) absolute maximum ratings an excess in the absolute maximum ratings, such as supply voltage, temperature range of o perating conditions, etc., can break down devices, thus making impossible to identify breaking mode such as a short circuit or an open circuit. if any special mode exceeding the absolute maximum ratings is assumed, consideration should be given to take physical safety measures including the use of fuses, etc. 2) gnd voltage make setting of the potential of the gnd te rminal so that it will be maintained at the minimum in any operating state. 3) pin short and mistake fitting when mounting the ic on the pcb, pay attention to the orientati on of the ic. if there is a plac ement mistake, the ic may be burned up. 4) operation in strong electric field be noted that using ics in the strong electric field can malfunction them. 5) mutual impedance use short and wide wiring tracks for the power supply and ground to keep the mu tual impedance as small as possible. use a capacitor to keep ripple to a minimum.
bde 0g series technical note 8/8 www.rohm.com 2011.07 - rev.c ? 2011 rohm co., ltd. all rights reserved. ordering part number b d e 0 6 0 0 g - t r part no. part no. 0600 0700 0800 0900 1000 1100 package g: ssop5 packaging and forming specification tr: embossed tape and reel (ssop5) (unit : mm) ssop5 2.90.2 0.13 4 + 6 ?4 1.6 2.80.2 1.10.05 0.050.05 +0.2 ?0.1 +0.05 ?0.03 0.42 +0.05 ?0.04 0.95 5 4 12 3 1.25max. 0.2min. 0.1 direction of feed reel ? order quantity needs to be multiple of the minimum quantity. embossed carrier tape tape quantity direction of feed the direction is the 1pin of product is at the upper right when you hold reel on the left hand and you pull out the tape on the right hand 3000pcs tr () 1pin
datasheet d a t a s h e e t notice - ge rev.002 ? 2014 rohm co., ltd. all rights reserved. notice precaution on using rohm products 1. our products are designed and manufac tured for application in ordinary elec tronic equipments (such as av equipment, oa equipment, telecommunication equipment, home electroni c appliances, amusement equipment, etc.). if you intend to use our products in devices requiring ex tremely high reliability (such as medical equipment (note 1) , transport equipment, traffic equipment, aircraft/spacecra ft, nuclear power controllers, fuel c ontrollers, car equipment including car accessories, safety devices, etc.) and whose malfunction or failure may cause loss of human life, bodily injury or serious damage to property (?specific applications?), please consult with the rohm sale s representative in advance. unless otherwise agreed in writing by rohm in advance, ro hm shall not be in any way responsible or liable for any damages, expenses or losses incurred by you or third parties arising from the use of any ro hm?s products for specific applications. (note1) medical equipment classification of the specific applications japan usa eu china class class class b class class class 2. rohm designs and manufactures its products subject to strict quality control system. however, semiconductor products can fail or malfunction at a certain rate. please be sure to implement, at your own responsibilities, adequate safety measures including but not limited to fail-safe desi gn against the physical injury, damage to any property, which a failure or malfunction of our products may cause. the following are examples of safety measures: [a] installation of protection circuits or other protective devices to improve system safety [b] installation of redundant circuits to reduce the impact of single or multiple circuit failure 3. our products are designed and manufactured for use under standard conditions and not under any special or extraordinary environments or conditio ns, as exemplified below. accordin gly, rohm shall not be in any way responsible or liable for any damages, expenses or losses arising from the use of an y rohm?s products under any special or extraordinary environments or conditions. if you intend to use our products under any special or extraordinary environments or conditions (as exemplified bel ow), your independent verification and confirmation of product performance, reliability, etc, prior to use, must be necessary: [a] use of our products in any types of liquid, incl uding water, oils, chemicals, and organic solvents [b] use of our products outdoors or in places where the products are exposed to direct sunlight or dust [c] use of our products in places where the products ar e exposed to sea wind or corrosive gases, including cl 2 , h 2 s, nh 3 , so 2 , and no 2 [d] use of our products in places where the products are exposed to static electricity or electromagnetic waves [e] use of our products in proximity to heat-producing components, plastic cords, or other flammable items [f] sealing or coating our products with resin or other coating materials [g] use of our products without cleaning residue of flux (ev en if you use no-clean type fluxes, cleaning residue of flux is recommended); or washing our products by using water or water-soluble cleaning agents for cleaning residue after soldering [h] use of the products in places subject to dew condensation 4. the products are not subjec t to radiation-proof design. 5. please verify and confirm characteristics of the final or mounted products in using the products. 6. in particular, if a transient load (a large amount of load applied in a short per iod of time, such as pulse. is applied, confirmation of performance characteristics after on-boar d mounting is strongly recomm ended. avoid applying power exceeding normal rated power; exceeding the power rating under steady-state loading c ondition may negatively affect product performance and reliability. 7. de-rate power dissipation (pd) depending on ambient temper ature (ta). when used in seal ed area, confirm the actual ambient temperature. 8. confirm that operation temperat ure is within the specified range descr ibed in the product specification. 9. rohm shall not be in any way responsible or liable for fa ilure induced under deviant condi tion from what is defined in this document. precaution for mounting / circuit board design 1. when a highly active halogenous (chlori ne, bromine, etc.) flux is used, the resi due of flux may negatively affect product performance and reliability. 2. in principle, the reflow soldering method must be used; if flow soldering met hod is preferred, please consult with the rohm representative in advance. for details, please refer to rohm mounting specification
datasheet d a t a s h e e t notice - ge rev.002 ? 2014 rohm co., ltd. all rights reserved. precautions regarding application examples and external circuits 1. if change is made to the constant of an external circuit, pl ease allow a sufficient margin c onsidering variations of the characteristics of the products and external components, including transient characteri stics, as well as static characteristics. 2. you agree that application notes, re ference designs, and associated data and in formation contained in this document are presented only as guidance for products use. theref ore, in case you use such information, you are solely responsible for it and you must exercise your own independent verification and judgment in the use of such information contained in this document. rohm shall not be in any way responsible or liable for any damages, expenses or losses incurred by you or third parties arising from the use of such information. precaution for electrostatic this product is electrostatic sensitive product, which may be damaged due to electrostatic discharge. please take proper caution in your manufacturing process and storage so that voltage exceeding t he products maximum rating will not be applied to products. please take special care under dry condit ion (e.g. grounding of human body / equipment / solder iron, isolation from charged objects, se tting of ionizer, friction prevention and temperature / humidity control). precaution for storage / transportation 1. product performance and soldered connections may deteriora te if the products are stor ed in the places where: [a] the products are exposed to sea winds or corros ive gases, including cl2, h2s, nh3, so2, and no2 [b] the temperature or humidity exceeds those recommended by rohm [c] the products are exposed to di rect sunshine or condensation [d] the products are exposed to high electrostatic 2. even under rohm recommended storage c ondition, solderability of products out of recommended storage time period may be degraded. it is strongly recommended to confirm sol derability before using products of which storage time is exceeding the recommended storage time period. 3. store / transport cartons in the co rrect direction, which is indicated on a carton with a symbol. otherwise bent leads may occur due to excessive stress applied when dropping of a carton. 4. use products within the specified time after opening a hum idity barrier bag. baking is required before using products of which storage time is exceeding the recommended storage time period. precaution for product label qr code printed on rohm products label is for rohm?s internal use only. precaution for disposition when disposing products please dispose them proper ly using an authorized industry waste company. precaution for foreign exchange and foreign trade act since our products might fall under cont rolled goods prescribed by the applicable foreign exchange and foreign trade act, please consult with rohm representative in case of export. precaution regarding intellectual property rights 1. all information and data including but not limited to application example contain ed in this document is for reference only. rohm does not warrant that foregoi ng information or data will not infringe any intellectual property rights or any other rights of any third party regarding such information or data. rohm shall not be in any way responsible or liable for infringement of any intellectual property rights or ot her damages arising from use of such information or data.: 2. no license, expressly or implied, is granted hereby under any intellectual property rights or other rights of rohm or any third parties with respect to the information contained in this document. other precaution 1. this document may not be reprinted or reproduced, in whol e or in part, without prior written consent of rohm. 2. the products may not be disassembled, converted, modified, reproduced or otherwise changed without prior written consent of rohm. 3. in no event shall you use in any wa y whatsoever the products and the related technical information contained in the products or this document for any military purposes, incl uding but not limited to, the development of mass-destruction weapons. 4. the proper names of companies or products described in this document are trademarks or registered trademarks of rohm, its affiliated companies or third parties.
datasheet datasheet notice ? we rev.001 ? 2014 rohm co., ltd. all rights reserved. general precaution 1. before you use our pro ducts, you are requested to care fully read this document and fully understand its contents. rohm shall n ot be in an y way responsible or liabl e for fa ilure, malfunction or acci dent arising from the use of a ny rohms products against warning, caution or note contained in this document. 2. all information contained in this docume nt is current as of the issuing date and subj ec t to change without any prior notice. before purchasing or using rohms products, please confirm the la test information with a rohm sale s representative. 3. the information contained in this doc ument is provi ded on an as is basis and rohm does not warrant that all information contained in this document is accurate an d/or error-free. rohm shall not be in an y way responsible or liable for an y damages, expenses or losses incurred b y you or third parties resulting from inaccur acy or errors of or concerning such information.

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